1749890140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{409}}^1$

素因数の和:643

約数の個数: 96

約数和(自身を含む): 3927813120

約数和(自身を除く): 2177922980

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 71, 92, 115, 131, 142, 230, 262, 284, 355, 409, 460, 524, 655, 710, 818, 1310, 1420, 1633, 1636, 2045, 2620, 3013, 3266, 4090, 6026, 6532, 8165, 8180, 9301, 9407, 12052, 15065, 16330, 18602, 18814, 29039, 30130, 32660, 37204, 37628, 46505, 47035, 53579, 58078, 60260, 93010, 94070, 107158, 116156, 145195, 186020, 188140, 213923, 214316, 267895, 290390, 427846, 535790, 580780, 667897, 855692, 1069615, 1071580, 1232317, 1335794, 2139230, 2464634, 2671588, 3339485, 3804109, 4278460, 4929268, 6161585, 6678970, 7608218, 12323170, 13357940, 15216436, 19020545, 24646340, 38041090, 76082180, 87494507, 174989014, 349978028, 437472535, 874945070, 1749890140]

約数ペア:

[(1, 1749890140), (2, 874945070), (4, 437472535), (5, 349978028), (10, 174989014), (20, 87494507), (23, 76082180), (46, 38041090), (71, 24646340), (92, 19020545), (115, 15216436), (131, 13357940), (142, 12323170), (230, 7608218), (262, 6678970), (284, 6161585), (355, 4929268), (409, 4278460), (460, 3804109), (524, 3339485), (655, 2671588), (710, 2464634), (818, 2139230), (1310, 1335794), (1420, 1232317), (1633, 1071580), (1636, 1069615), (2045, 855692), (2620, 667897), (3013, 580780), (3266, 535790), (4090, 427846), (6026, 290390), (6532, 267895), (8165, 214316), (8180, 213923), (9301, 188140), (9407, 186020), (12052, 145195), (15065, 116156), (16330, 107158), (18602, 94070), (18814, 93010), (29039, 60260), (30130, 58078), (32660, 53579), (37204, 47035), (37628, 46505)]